# Sterna Unigem Operator vs Docify AI

The clearest difference is ads: Sterna Unigem Operator at none against Docify AI's shown. Docify AI's advantage is iOS requirement (12.0 vs 14.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sterna Unigem Operator | Docify AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Ad-supported |
| Size | 44 MB | 142 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sterna Security Devices Private Limited](https://appshunter.io/developer/1751436158) | [TAPI GROUP CO.,LTD](https://appshunter.io/developer/1648838672) |

## What reviewers say

### Sterna Unigem Operator

[App page](https://appshunter.io/ios/app/sterna-unigem-operator/id6462632195)

**Features:** macOS Compatibility

**In-app purchases:** none


### Docify AI

[App page](https://appshunter.io/ios/app/docify-ai-scan-image-pdf/id6740945373)

Transform physical documents into high-quality digital PDFs instantly. This app offers effortless scanning, organization, and secure sharing of your important papers, notes, and receipts.

**Highlights:** Effortless document scanning, Crystal-clear PDF quality, Super-fast processing, Organize documents with folders, Seamless sharing options, Secure password protection, Batch scanning, Automatic edge detection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sterna Unigem Operator free?

Sterna Unigem Operator is free to download, with no in-app purchases.

### Is Docify AI free?

Docify AI is free to download, with no in-app purchases.

### Do Sterna Unigem Operator or Docify AI have ads?

Docify AI shows ads; Sterna Unigem Operator does not.

### Which is updated more often, Sterna Unigem Operator or Docify AI?

Sterna Unigem Operator ships an update every 2 months, and Docify AI every 2 months. Most recently, Sterna Unigem Operator was updated on September 22, 2026 and Docify AI on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*